martzcodes

Automatically Keep Postman Collections In Sync With OpenAPI Specs

Feb 8, 20218 min read

This post will show you how to take an OpenAPI Spec file and automatically generate a Postman Collection of API tests with minimal configuration. This is especially helpful for a CI/CD pipeline that runs automated API tests after a deployment. My pr...

Lock Down DynamoDB with IAM Policy Conditions

Jan 19, 20219 min read

At work we've begun exploring the use of IAM policy conditions to limit access to items in our DynamoDB Tables. This gives a much more specific level of control on who can retrieve what data. Before a lambda executes, a separate process generates a...

Moving S3-Triggered Lambdas to EventBridge with CDK

Dec 22, 20204 min read

Lately I've been encountering some issues with a particular architecture for propagating data changes between multiple AWS accounts. The current architecture relies on having DynamoDB Stream-invoked lambdas writing files into a "legacy" AWS account ...

Hashnode's 2Articles1Week Challenge

Nov 8, 20201 min read

Hashnode has a thing where they have occasional challenges to earn "badges" on their site. The first challenge I participated in was their 2Articles1Week Challenge... which is a bit of a misnomer. Really it's a minimum of FOUR articles in TWO weeks....

Hashnode with DEV.to?

Nov 7, 20204 min read

TL;DR... it's probably worth it to post to both hashnode and dev.to. Use this link to create a hashnode account: https://hashnode.com/@martzcodes/joinme Over the last year I've written around 10 blog posts. I started out on medium and got tired of ...

OpenAPI Specs from CDK Stack WITHOUT Deploying First

Nov 5, 20207 min read

In my last post How to Automatically Generate Request Models from TypeScript Interfaces, I walked through how to automatically define request and response models for an AWS API Gateway (with CDK). There several benefits to this such as better endpoi...